Which is the richest area in Chennai?

Top 10 Most Posh Areas in Chennai
1- Anna Nagar. Anna Nagar is one of Chennai’s most lavish, premium, and all-around arranged local locations, and has a superb social framework and sound inward street associations… …
2- Adyar. …
3- Kotturpuran. …
4- Besant Nagar. …
5- Nungambakkam. …
6- Mylapore. …
7- R.A Puram. …
8- Thiruvanmiyu